2123554601417 has 2 divisors, whose sum is σ = 2123554601418. Its totient is φ = 2123554601416.

The previous prime is 2123554601411. The next prime is 2123554601471. The reversal of 2123554601417 is 7141064553212.

Together with next prime (2123554601471) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2005902857401 + 117651744016 = 1416299^2 + 343004^2 .

It is a cyclic number.

It is not a de Polignac number, because 2123554601417 - 2¹⁶ = 2123554535881 is a prime.

It is not a weakly prime, because it can be changed into another prime (2123554601411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061777300708 + 1061777300709.

It is an arithmetic number, because the mean of its divisors is an integer number (1061777300709).

Almost surely, 2^{2123554601417} is an apocalyptic number.

It is an amenable number.

2123554601417 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123554601417 is an equidigital number, since it uses as much as digits as its factorization.

2123554601417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 2123554601417 in words is "two trillion, one hundred twenty-three billion, five hundred fifty-four million, six hundred one thousand, four hundred seventeen".